"use strict";

function _typeof(obj) { "@babel/helpers - typeof"; if (typeof Symbol === "function" && typeof Symbol.iterator === "symbol") { _typeof = function _typeof(obj) { return typeof obj; }; } else { _typeof = function _typeof(obj) { return obj && typeof Symbol === "function" && obj.constructor === Symbol && obj !== Symbol.prototype ? "symbol" : typeof obj; }; } return _typeof(obj); }

Object.defineProperty(exports, "__esModule", {
  value: true
});
exports.default = void 0;

var _react = _interopRequireWildcard(require("react"));

var _reactHtmlParser = _interopRequireDefault(require("@hedgedoc/html-to-react"));

var _design = require("@discuzq/design");

var _mock = _interopRequireDefault(require("../mock"));

var _s9e = _interopRequireDefault(require("../s9e"));

function _interopRequireDefault(obj) { return obj && obj.__esModule ? obj : { default: obj }; }

function _getRequireWildcardCache(nodeInterop) { if (typeof WeakMap !== "function") return null; var cacheBabelInterop = new WeakMap(); var cacheNodeInterop = new WeakMap(); return (_getRequireWildcardCache = function _getRequireWildcardCache(nodeInterop) { return nodeInterop ? cacheNodeInterop : cacheBabelInterop; })(nodeInterop); }

function _interopRequireWildcard(obj, nodeInterop) { if (!nodeInterop && obj && obj.__esModule) { return obj; } if (obj === null || _typeof(obj) !== "object" && typeof obj !== "function") { return { default: obj }; } var cache = _getRequireWildcardCache(nodeInterop); if (cache && cache.has(obj)) { return cache.get(obj); } var newObj = {}; var hasPropertyDescriptor = Object.defineProperty && Object.getOwnPropertyDescriptor; for (var key in obj) { if (key !== "default" && Object.prototype.hasOwnProperty.call(obj, key)) { var desc = hasPropertyDescriptor ? Object.getOwnPropertyDescriptor(obj, key) : null; if (desc && (desc.get || desc.set)) { Object.defineProperty(newObj, key, desc); } else { newObj[key] = obj[key]; } } } newObj.default = obj; if (cache) { cache.set(obj, newObj); } return newObj; }

function _toConsumableArray(arr) { return _arrayWithoutHoles(arr) || _iterableToArray(arr) || _unsupportedIterableToArray(arr) || _nonIterableSpread(); }

function _nonIterableSpread() { throw new TypeError("Invalid attempt to spread non-iterable instance.\nIn order to be iterable, non-array objects must have a [Symbol.iterator]() method."); }

function _iterableToArray(iter) { if (typeof Symbol !== "undefined" && iter[Symbol.iterator] != null || iter["@@iterator"] != null) return Array.from(iter); }

function _arrayWithoutHoles(arr) { if (Array.isArray(arr)) return _arrayLikeToArray(arr); }

function _slicedToArray(arr, i) { return _arrayWithHoles(arr) || _iterableToArrayLimit(arr, i) || _unsupportedIterableToArray(arr, i) || _nonIterableRest(); }

function _nonIterableRest() { throw new TypeError("Invalid attempt to destructure non-iterable instance.\nIn order to be iterable, non-array objects must have a [Symbol.iterator]() method."); }

function _unsupportedIterableToArray(o, minLen) { if (!o) return; if (typeof o === "string") return _arrayLikeToArray(o, minLen); var n = Object.prototype.toString.call(o).slice(8, -1); if (n === "Object" && o.constructor) n = o.constructor.name; if (n === "Map" || n === "Set") return Array.from(o); if (n === "Arguments" || /^(?:Ui|I)nt(?:8|16|32)(?:Clamped)?Array$/.test(n)) return _arrayLikeToArray(o, minLen); }

function _arrayLikeToArray(arr, len) { if (len == null || len > arr.length) len = arr.length; for (var i = 0, arr2 = new Array(len); i < len; i++) { arr2[i] = arr[i]; } return arr2; }

function _iterableToArrayLimit(arr, i) { var _i = arr == null ? null : typeof Symbol !== "undefined" && arr[Symbol.iterator] || arr["@@iterator"]; if (_i == null) return; var _arr = []; var _n = true; var _d = false; var _s, _e; try { for (_i = _i.call(arr); !(_n = (_s = _i.next()).done); _n = true) { _arr.push(_s.value); if (i && _arr.length === i) break; } } catch (err) { _d = true; _e = err; } finally { try { if (!_n && _i["return"] != null) _i["return"](); } finally { if (_d) throw _e; } } return _arr; }

function _arrayWithHoles(arr) { if (Array.isArray(arr)) return arr; }

var initData = function initData(data) {
  data.map(function (item) {
    if (item.firstPost.summary) {
      item.firstPost.summary_component = (0, _reactHtmlParser.default)(_s9e.default.parse(item.firstPost.summary));
    }

    return item;
  });
  return data;
};

var Example1 = function Example1() {
  var _useState = (0, _react.useState)(_toConsumableArray(initData(_mock.default.slice(0, 10)))),
      _useState2 = _slicedToArray(_useState, 2),
      list = _useState2[0],
      setList = _useState2[1];

  var _useState3 = (0, _react.useState)(false),
      _useState4 = _slicedToArray(_useState3, 2),
      loadData = _useState4[0],
      setLoadData = _useState4[1];

  var _useState5 = (0, _react.useState)(-1),
      _useState6 = _slicedToArray(_useState5, 2),
      scrollToIndex = _useState6[0],
      setScrollToIndex = _useState6[1];

  var ref = (0, _react.useRef)();

  var renderListItem = function renderListItem(_ref) {
    var index = _ref.index,
        data = _ref.data,
        measure = _ref.measure,
        style = _ref.style,
        isScrolling = _ref.isScrolling;
    return /*#__PURE__*/_react.default.createElement("h2", {
      key: data[index]
    }, "Item");
  };

  var isRowLoaded = function isRowLoaded(_ref2) {
    var index = _ref2.index;

    if (!loadData && list.length - index <= 5) {
      setLoadData(true);
      return false;
    }

    return true;
  };

  var onScroll = function onScroll(_ref3) {
    var scrollTop = _ref3.scrollTop;
    console.log('滑动偏移量', scrollTop);
  };

  var onScrollTop = function onScrollTop() {
    console.log('触顶了');
  };

  var onScrollBottom = function onScrollBottom() {
    alert('触底了');
  };

  var loadMoreRows = function loadMoreRows(_ref4) {
    var startIndex = _ref4.startIndex,
        stopIndex = _ref4.stopIndex;
    return new Promise(function (resolve) {
      setLoadData(true);
      setTimeout(function () {
        var newList = [].concat(_toConsumableArray(list), _toConsumableArray(list.slice(0, 10)));
        setList(newList);
        setLoadData(false);
        resolve(newList);
      }, 1000);
    });
  };

  var onScrollClick = function onScrollClick() {
    setScrollToIndex(scrollToIndex + 1);
  };

  return /*#__PURE__*/_react.default.createElement("div", null, /*#__PURE__*/_react.default.createElement("div", {
    style: {
      height: '400px',
      border: '1px solid #000',
      width: '200px'
    }
  }, /*#__PURE__*/_react.default.createElement(_design.ScrollView, {
    ref: ref,
    className: "list",
    height: 500,
    rowData: list,
    rowCount: list.length,
    rowHeight: 100,
    width: "100%",
    isRowLoaded: isRowLoaded,
    onPullingUp: loadMoreRows,
    rowRenderer: renderListItem,
    overscanRowCount: 3,
    onScroll: onScroll,
    onScrollTop: onScrollTop,
    onScrollBottom: onScrollBottom,
    scrollToIndex: scrollToIndex
  })));
};

var _default = Example1;
exports.default = _default;
